JEE Main 2020 — Structure Of Atom Question with Solution
From: JEE Main 2020 (Online) 9th January Morning Slot
Question
The de Broglie wavelength of an electron in the
4th Bohr orbit is :
Choose an option
Show full solutionCorrect option: C
Correct answer
C8a0
Step-by-step explanation
According to Bohr’s model
Also 2 = n
2 = n
=
For n = 4 and Z = 1
= 8
Also 2 = n
2 = n
=
For n = 4 and Z = 1
= 8
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This is a previous-year question from JEE Main 2020, covering the Structure Of Atom chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.